Critical severity9.8NVD Advisory· Published Jan 17, 2022· Updated Jul 14, 2026

CVE-2022-23303

Description

The implementations of SAE in hostapd before 2.10 and wpa_supplicant before 2.10 are vulnerable to side channel attacks as a result of cache access patterns. NOTE: this issue exists because of an incomplete fix for CVE-2019-9494.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

W1.fi/Hostapd
cpe:2.3:a:w1.fi:hostapd:*:*:*:*:*:*:*:*
Range: <2.10
W1.fi/Wpa Supplicant
cpe:2.3:a:w1.fi:wpa_supplicant:*:*:*:*:*:*:*:*
Range: <2.10
Fedoraproject/Fedora
cpe:2.3:o:fedoraproject:fedora:35:*:*:*:*:*:*:*
SAE/hostapddescription
Hostap/hostapdllm-fuzzy
Range: <2.10
Wpa Supplicant/Wpa Supplicantllm-fuzzy
Range: <2.10
osv-coords38 versions
pkg:rpm/opensuse/wpa_supplicant&distro=openSUSE%20Leap%2015.3 pkg:rpm/suse/wpa_supplicant&distro=HPE%20Helion%20OpenStack%208 pkg:rpm/suse/wpa_supplicant&distro=SUSE%20Enterprise%20Storage%206 pkg:rpm/suse/wpa_supplicant&distro=SUSE%20Enterprise%20Storage%207 pkg:rpm/suse/wpa_supplicant&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP1-ESPOS pkg:rpm/suse/wpa_supplicant&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP1-LTSS pkg:rpm/suse/wpa_supplicant&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP2-ESPOS pkg:rpm/suse/wpa_supplicant&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP2-LTSS pkg:rpm/suse/wpa_supplicant&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015-ESPOS pkg:rpm/suse/wpa_supplicant&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015-LTSS pkg:rpm/suse/wpa_supplicant&distro=SUSE%20Linux%20Enterprise%20Micro%205.0 pkg:rpm/suse/wpa_supplicant&distro=SUSE%20Linux%20Enterprise%20Micro%205.1 pkg:rpm/suse/wpa_supplicant&distro=SUSE%20Linux%20Enterprise%20Micro%205.2 pkg:rpm/suse/wpa_supplicant&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP3 pkg:rpm/suse/wpa_supplicant&distro=SUSE%20Linux%20Enterprise%20Real%20Time%2015%20SP2 pkg:rpm/suse/wpa_supplicant&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP2-BCL pkg:rpm/suse/wpa_supplicant&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP3-BCL pkg:rpm/suse/wpa_supplicant&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP3-LTSS pkg:rpm/suse/wpa_supplicant&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP4-LTSS pkg:rpm/suse/wpa_supplicant&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP5 pkg:rpm/suse/wpa_supplicant&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP1-BCL pkg:rpm/suse/wpa_supplicant&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP1-LTSS pkg:rpm/suse/wpa_supplicant&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP2-BCL pkg:rpm/suse/wpa_supplicant&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP2-LTSS pkg:rpm/suse/wpa_supplicant&distro=SUSE%20Linux%20Enterprise%20Server%2015-LTSS pkg:rpm/suse/wpa_supplicant&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP3 pkg:rpm/suse/wpa_supplicant&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP4 pkg:rpm/suse/wpa_supplicant&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP5 pkg:rpm/suse/wpa_supplicant&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015 pkg:rpm/suse/wpa_supplicant&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP1 pkg:rpm/suse/wpa_supplicant&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP2 pkg:rpm/suse/wpa_supplicant&distro=SUSE%20Manager%20Proxy%204.1 pkg:rpm/suse/wpa_supplicant&distro=SUSE%20Manager%20Retail%20Branch%20Server%204.1 pkg:rpm/suse/wpa_supplicant&distro=SUSE%20Manager%20Server%204.1 pkg:rpm/suse/wpa_supplicant&distro=SUSE%20OpenStack%20Cloud%208 pkg:rpm/suse/wpa_supplicant&distro=SUSE%20OpenStack%20Cloud%209 pkg:rpm/suse/wpa_supplicant&distro=SUSE%20OpenStack%20Cloud%20Crowbar%208 pkg:rpm/suse/wpa_supplicant&distro=SUSE%20OpenStack%20Cloud%20Crowbar%209
< 2.9-4.33.1+ 37 more
- (no CPE)range: < 2.9-4.33.1
- (no CPE)range: < 2.9-15.22.1
- (no CPE)range: < 2.9-4.33.1
- (no CPE)range: < 2.9-4.33.1
- (no CPE)range: < 2.9-4.33.1
- (no CPE)range: < 2.9-4.33.1
- (no CPE)range: < 2.9-4.33.1
- (no CPE)range: < 2.9-4.33.1
- (no CPE)range: < 2.9-4.33.1
- (no CPE)range: < 2.9-4.33.1
- (no CPE)range: < 2.9-4.33.1
- (no CPE)range: < 2.9-4.33.1
- (no CPE)range: < 2.9-4.33.1
- (no CPE)range: < 2.9-4.33.1
- (no CPE)range: < 2.9-4.33.1
- (no CPE)range: < 2.9-15.22.1
- (no CPE)range: < 2.9-15.22.1
- (no CPE)range: < 2.9-15.22.1
- (no CPE)range: < 2.9-15.22.1
- (no CPE)range: < 2.9-23.15.1
- (no CPE)range: < 2.9-4.33.1
- (no CPE)range: < 2.9-4.33.1
- (no CPE)range: < 2.9-4.33.1
- (no CPE)range: < 2.9-4.33.1
- (no CPE)range: < 2.9-4.33.1
- (no CPE)range: < 2.9-15.22.1
- (no CPE)range: < 2.9-15.22.1
- (no CPE)range: < 2.9-23.15.1
- (no CPE)range: < 2.9-4.33.1
- (no CPE)range: < 2.9-4.33.1
- (no CPE)range: < 2.9-4.33.1
- (no CPE)range: < 2.9-4.33.1
- (no CPE)range: < 2.9-4.33.1
- (no CPE)range: < 2.9-4.33.1
- (no CPE)range: < 2.9-15.22.1
- (no CPE)range: < 2.9-15.22.1
- (no CPE)range: < 2.9-15.22.1
- (no CPE)range: < 2.9-15.22.1

Patches

Vulnerability mechanics

References

w1.fi/security/2022-1/nvdMitigationPatchThird Party Advisory
cert-portal.siemens.com/productcert/html/ssa-585531.htmlnvd
lists.debian.org/debian-lts-announce/2025/04/msg00019.htmlnvd
lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YPDHU5MV464CZBPX7N2SNMUYP6DFIBZL/nvd
security.gentoo.org/glsa/202309-16nvd

News mentions

Siemens SIDIS Secured SmartPlug
CISA Alerts

cvss	0.637
epss	0.002
exploit	0.000
kev	0.000
patch	0.000
ransomware	0.000